2024-03-28 16:53:46动物植物
人类学家创建计算模型来预测未来动物灭绝的可能性

During the Late Pleistocene, California—at least at its lower elevations—was teeming with vegetation. While much of North America was covered in Ice Age glaciers, here, mastodons lumbered across verdant meadows, stopping to feed on brush, warily eyeing th

阅读全文
2024-03-28 16:41:38动物植物
生物学家发现虎甲虫的新物种:Eunota houstoniana

Rice University evolutionary biologist Scott Egan and his research team have unearthed a new species of tiger beetle, deemed Eunota houstoniana, honoring the region of Houston, where it predominantly resides.

阅读全文
2024-03-28 16:28:47动物植物
甜蜜的成功:研究人员破解甘蔗复杂的遗传密码

Modern hybrid sugarcane is one of the most harvested crops on the planet, used to make products including sugar, molasses, bioethanol, and bio-based materials. It also has one of the most complex genetic blueprints.

阅读全文
2024-03-28 16:14:32动物植物
欧洲被遗忘的森林可能成为21世纪的“生物多样性热点”

An overlooked and long-neglected type of forest has vast capacity to rebound, enhancing species diversity and resilience to climate change, according to an international team of forest scientists.

阅读全文
2024-03-28 15:55:59动物植物
到本世纪末,北美城市可能会出现主要物种的更替

Climate change may dramatically affect the animal species observed in North American cities, according to a study published March 27 in the open-access journal PLOS ONE by Alessandro Filazzola of the University of Toronto Mississauga and Apex Resource Man

阅读全文
2024-03-28 15:41:43动物植物
卫星数据显示干旱如何改变西部的野火恢复

A new study using NASA satellite data reveals how drought affects the recovery of western ecosystems from fire, a result that could provide meaningful information for conservation efforts.

阅读全文
2024-03-28 15:28:24动物植物
强大的微生物:土壤微生物正在与荒漠化作斗争

Desertification is a significant problem for arid, semi-arid and dry sub-humid regions of Earth, whereby grasslands and shrublands become a comparatively barren desert as vegetation disappears over time. This poses an extreme hazard to local ecosystems, a

阅读全文
2024-03-28 15:17:02动物植物
类器官研究确定了参与人类大脑扩张的因素

What makes us human? According to neurobiologists it is our neocortex. This outer layer of the brain is rich in neurons and lets us do abstract thinking, create art, and speak complex languages. An international team led by Dr. Mareike Albert at the Cente

阅读全文
2024-03-24 01:40:52动物植物
用抗赤霉素植物生长调节剂处理的室内绿墙植物显示出受控的茎生长

As more businesses recognize the many benefits of having plants in the workplace, interior green walls, also known as living walls, have gained popularity in recent years for their aesthetic appeal and environmental benefits. However, managing plant growt

阅读全文
2024-03-24 01:29:08动物植物
青海湖盆地西部抗生素抗性基因发生的团队报告

Antibiotic resistance genes (ARGs) have been widely detected in water, sediment, gut and even the phycosphere of algae. In strong anthropogenic activity areas, antibiotic resistance caused by ARGs can pose a significant threat to human health. Despite the

阅读全文
2024-03-24 01:14:42动物植物
研究表明,每年有70亿只新孵化的小鸡被杀死,但禁令并不是解决办法

With Easter just around the corner, we are surrounded by a ubiquity of eggs and adorable yellow chicks that symbolize life and resurrection. In stark contrast is the fact that around seven billion male layer chicks, are shredded or gassed alive by the egg

阅读全文
2024-03-24 01:04:27动物植物
下一种抗氧化剂超级食品?加拿大沙棘浆果具有糖尿病和肥胖的潜力

New research published in the Journal of the Science of Food and Agriculture illuminates the untapped potential of the shrub sea buckthorn as a rich source of natural antioxidants in North America.

阅读全文
 3154   首页 上一页 219 220 221 222 223 224 225 226 227 228 下一页 尾页